PT-2020-19264 · Miniorange · Miniorange-Saml-20-Single-Sign-On

Published 2020-02-17 · Updated 2020-02-20 · CVE-2020-6850

Positive Technologies (AI Summary)

CVSS v3.1

6.1

Medium

Base vector

AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

Name of the Vulnerable Software and Affected Versions miniorange-saml-20-single-sign-on plugin versions prior to 4.8.84

Description The issue allows for XSS via a crafted SAML XML Response to "wp-login.php". This is related to the SAMLResponse and RelayState variables, and the Destination parameter of the "samlp:Response" XML element.

Recommendations For versions prior to 4.8.84, update to version 4.8.84 or later to resolve the issue. As a temporary workaround, consider restricting access to the "wp-login.php" endpoint to minimize the risk of exploitation. Avoid using the SAMLResponse and RelayState variables in the affected API endpoint until the issue is resolved.

Exploit

Fix

XSS

Weakness Enumeration

CWE-79

Related Identifiers

CVE-2020-6850

Affected Products

Miniorange-Saml-20-Single-Sign-On

References · 6

• 🔥 https://zeroauth.ltd/blog/2020/01/28/cve-2020-6850-miniorange-saml-wp-plugin-before-4-8-84-is-vulnerable-to-xss-via-a-specially-crafted-saml-xml-response · Exploit
• 🔥 https://zeroauth.ltd/blog · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2020-6850 · Security Note
• https://osv.dev/vulnerability/CVE-2020-6850 · Vendor Advisory
• https://wordpress.org/plugins/miniorange-saml-20-single-sign-on/#developers · Note
• https://t.me/cvenotify/1084 · Telegram Post